diff options
Diffstat (limited to 'arch/alpha/include')
| -rw-r--r-- | arch/alpha/include/asm/io.h | 8 | ||||
| -rw-r--r-- | arch/alpha/include/asm/mman.h | 3 |
2 files changed, 8 insertions, 3 deletions
diff --git a/arch/alpha/include/asm/io.h b/arch/alpha/include/asm/io.h index eda9b909aa0..56ff9650135 100644 --- a/arch/alpha/include/asm/io.h +++ b/arch/alpha/include/asm/io.h @@ -37,8 +37,9 @@ */ extern inline void __set_hae(unsigned long new_hae) { - unsigned long flags; - local_irq_save(flags); + unsigned long flags = swpipl(IPL_MAX); + + barrier(); alpha_mv.hae_cache = new_hae; *alpha_mv.hae_register = new_hae; @@ -46,7 +47,8 @@ extern inline void __set_hae(unsigned long new_hae) /* Re-read to make sure it was written. */ new_hae = *alpha_mv.hae_register; - local_irq_restore(flags); + setipl(flags); + barrier(); } extern inline void set_hae(unsigned long new_hae) diff --git a/arch/alpha/include/asm/mman.h b/arch/alpha/include/asm/mman.h index 99c56d47879..72db984f878 100644 --- a/arch/alpha/include/asm/mman.h +++ b/arch/alpha/include/asm/mman.h @@ -53,6 +53,9 @@ #define MADV_MERGEABLE 12 /* KSM may merge identical pages */ #define MADV_UNMERGEABLE 13 /* KSM may not merge identical pages */ +#define MADV_HUGEPAGE 14 /* Worth backing with hugepages */ +#define MADV_NOHUGEPAGE 15 /* Not worth backing with hugepages */ + /* compatibility flags */ #define MAP_FILE 0 |